#CB3F41#CB3F41

#CB3F41 is a mid, vivid red. Relative luminance 0.166; OKLCH L 57.1% C 0.177 H 24.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#CB3F41
RGB	rgb(203, 63, 65)
HSL	hsl(359, 57%, 52%)
HSV	hsv(359, 69%, 80%)
CMYK	cmyk(0%, 69%, 68%, 20.4%)
CIE-LAB	lab(47.80, 55.15, 30.76)
CIE-LCH	lch(47.80, 63.15, 29.15°)
OKLab	oklab(57.13% 0.1614 0.0717)
OKLCH	oklch(57.13% 0.177 24)
XYZ	xyz(27.3632, 16.6372, 6.7705)
Luminance	0.1663 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3F41 #3FCBC9

analogous

#CB3F87 #CB3F41 #CB833F

triadic

#CB3F41 #41CB3F #3F41CB

tetradic

#CB3F41 #87CB3F #3FCBC9 #833FCB

square

#CB3F41 #87CB3F #3FCBC9 #833FCB

split-complementary

#CB3F41 #3FCB83 #3F87CB

monochromatic

#711F20 #A12C2D #CB3F41 #D86F71 #E59FA0

Accessibility & contrast

On white

4.85

#CB3F41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#CB3F41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3F41

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3F41	#FFFFFF	#000000	##FFFFFF
##CB3F41	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665E40

Deuteranopia (green-blind)

#897C3D

Tritanopia (blue-blind)

#DF1441

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3f41;
/* rgb */ color: rgb(203, 63, 65);
/* oklch */ color: oklch(57.1% 0.177 24.0);

Tailwind

colors: {
  custom: {
    50: '#e37d75',
    500: '#cb3f41',
    950: '#000000',
  },
}

SCSS

$custom: #cb3f41;
$custom-light: #e37d75;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3f41",
  "rgb": {
    "r": 203,
    "g": 63,
    "b": 65
  },
  "hsl": {
    "h": 359.143,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57128,
    "c": 0.17665,
    "h": 24
  },
  "luminance": 0.16633
}

Semantic roles & 50–950 ramp

primary

#CB3F41

secondary

#94D1D1

accent

#E1DE47

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3F41

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →